<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="../vue.js"></script>
</head>
<body>
    <div id="app">
        <!-- v-for遍历字符串 item就是每一个字符 index是每一个字符对应的下标 -->
        <h1>v-for 遍历字符串</h1>
        <div>
            <p v-for="(item,index) of str">{{item }}--{{index}} </p>
        </div>

        <!-- v-for遍历对象,item是value(值),index是key(属性名) -->
        <h1>v-for遍历对象</h1>
        <div>
            <p v-for="(item,index) of person">{{index}}:{{item}} </p>
        </div>

        <!-- v-for遍历数字,item从1开始到count   index仍然是下标 -->
        <h1>V-for 遍历数字</h1>
        <div>
            <p v-for="(item,index) of count">{{item}}--{{index}} </p>
        </div>
    </div>
    <script>
        const vm= new Vue({
            el:'#app',
            data(){
                return{
                    count:4,
                    str:'abcdefg',
                    person:{
                        name:'小瘪三',
                        age:18,
                        sex:'男'
                    },
                }
            }
        })
    </script>
</body>
</html>